//
// DO NOT EDIT.
//
// Generated by the protocol buffer compiler.
// Source: google/cloud/language/v1/language_service.proto
//

//
// Copyright 2018, gRPC Authors All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
import Foundation
import GRPC
import NIO
import NIOHTTP1
import SwiftProtobuf


/// Usage: instantiate Google_Cloud_Language_V1_LanguageServiceServiceClient, then call methods of this protocol to make API calls.
internal protocol Google_Cloud_Language_V1_LanguageServiceService {
  func analyzeSentiment(_ request: Google_Cloud_Language_V1_AnalyzeSentimentRequest, callOptions: CallOptions?) -> UnaryCall<Google_Cloud_Language_V1_AnalyzeSentimentRequest, Google_Cloud_Language_V1_AnalyzeSentimentResponse>
  func analyzeEntities(_ request: Google_Cloud_Language_V1_AnalyzeEntitiesRequest, callOptions: CallOptions?) -> UnaryCall<Google_Cloud_Language_V1_AnalyzeEntitiesRequest, Google_Cloud_Language_V1_AnalyzeEntitiesResponse>
  func analyzeEntitySentiment(_ request: Google_Cloud_Language_V1_AnalyzeEntitySentimentRequest, callOptions: CallOptions?) -> UnaryCall<Google_Cloud_Language_V1_AnalyzeEntitySentimentRequest, Google_Cloud_Language_V1_AnalyzeEntitySentimentResponse>
  func analyzeSyntax(_ request: Google_Cloud_Language_V1_AnalyzeSyntaxRequest, callOptions: CallOptions?) -> UnaryCall<Google_Cloud_Language_V1_AnalyzeSyntaxRequest, Google_Cloud_Language_V1_AnalyzeSyntaxResponse>
  func classifyText(_ request: Google_Cloud_Language_V1_ClassifyTextRequest, callOptions: CallOptions?) -> UnaryCall<Google_Cloud_Language_V1_ClassifyTextRequest, Google_Cloud_Language_V1_ClassifyTextResponse>
  func annotateText(_ request: Google_Cloud_Language_V1_AnnotateTextRequest, callOptions: CallOptions?) -> UnaryCall<Google_Cloud_Language_V1_AnnotateTextRequest, Google_Cloud_Language_V1_AnnotateTextResponse>
}

internal final class Google_Cloud_Language_V1_LanguageServiceServiceClient: GRPCClient, Google_Cloud_Language_V1_LanguageServiceService {
  internal let connection: ClientConnection
  internal var defaultCallOptions: CallOptions

  /// Creates a client for the google.cloud.language.v1.LanguageService service.
  ///
  /// - Parameters:
  ///   - connection: `ClientConnection` to the service host.
  ///   - defaultCallOptions: Options to use for each service call if the user doesn't provide them.
  internal init(connection: ClientConnection, defaultCallOptions: CallOptions = CallOptions()) {
    self.connection = connection
    self.defaultCallOptions = defaultCallOptions
  }

  /// Asynchronous unary call to AnalyzeSentiment.
  ///
  /// - Parameters:
  ///   - request: Request to send to AnalyzeSentiment.
  ///   - callOptions: Call options; `self.defaultCallOptions` is used if `nil`.
  /// - Returns: A `UnaryCall` with futures for the metadata, status and response.
  internal func analyzeSentiment(_ request: Google_Cloud_Language_V1_AnalyzeSentimentRequest, callOptions: CallOptions? = nil) -> UnaryCall<Google_Cloud_Language_V1_AnalyzeSentimentRequest, Google_Cloud_Language_V1_AnalyzeSentimentResponse> {
    return self.makeUnaryCall(path: "/google.cloud.language.v1.LanguageService/AnalyzeSentiment",
                              request: request,
                              callOptions: callOptions ?? self.defaultCallOptions)
  }

  /// Asynchronous unary call to AnalyzeEntities.
  ///
  /// - Parameters:
  ///   - request: Request to send to AnalyzeEntities.
  ///   - callOptions: Call options; `self.defaultCallOptions` is used if `nil`.
  /// - Returns: A `UnaryCall` with futures for the metadata, status and response.
  internal func analyzeEntities(_ request: Google_Cloud_Language_V1_AnalyzeEntitiesRequest, callOptions: CallOptions? = nil) -> UnaryCall<Google_Cloud_Language_V1_AnalyzeEntitiesRequest, Google_Cloud_Language_V1_AnalyzeEntitiesResponse> {
    return self.makeUnaryCall(path: "/google.cloud.language.v1.LanguageService/AnalyzeEntities",
                              request: request,
                              callOptions: callOptions ?? self.defaultCallOptions)
  }

  /// Asynchronous unary call to AnalyzeEntitySentiment.
  ///
  /// - Parameters:
  ///   - request: Request to send to AnalyzeEntitySentiment.
  ///   - callOptions: Call options; `self.defaultCallOptions` is used if `nil`.
  /// - Returns: A `UnaryCall` with futures for the metadata, status and response.
  internal func analyzeEntitySentiment(_ request: Google_Cloud_Language_V1_AnalyzeEntitySentimentRequest, callOptions: CallOptions? = nil) -> UnaryCall<Google_Cloud_Language_V1_AnalyzeEntitySentimentRequest, Google_Cloud_Language_V1_AnalyzeEntitySentimentResponse> {
    return self.makeUnaryCall(path: "/google.cloud.language.v1.LanguageService/AnalyzeEntitySentiment",
                              request: request,
                              callOptions: callOptions ?? self.defaultCallOptions)
  }

  /// Asynchronous unary call to AnalyzeSyntax.
  ///
  /// - Parameters:
  ///   - request: Request to send to AnalyzeSyntax.
  ///   - callOptions: Call options; `self.defaultCallOptions` is used if `nil`.
  /// - Returns: A `UnaryCall` with futures for the metadata, status and response.
  internal func analyzeSyntax(_ request: Google_Cloud_Language_V1_AnalyzeSyntaxRequest, callOptions: CallOptions? = nil) -> UnaryCall<Google_Cloud_Language_V1_AnalyzeSyntaxRequest, Google_Cloud_Language_V1_AnalyzeSyntaxResponse> {
    return self.makeUnaryCall(path: "/google.cloud.language.v1.LanguageService/AnalyzeSyntax",
                              request: request,
                              callOptions: callOptions ?? self.defaultCallOptions)
  }

  /// Asynchronous unary call to ClassifyText.
  ///
  /// - Parameters:
  ///   - request: Request to send to ClassifyText.
  ///   - callOptions: Call options; `self.defaultCallOptions` is used if `nil`.
  /// - Returns: A `UnaryCall` with futures for the metadata, status and response.
  internal func classifyText(_ request: Google_Cloud_Language_V1_ClassifyTextRequest, callOptions: CallOptions? = nil) -> UnaryCall<Google_Cloud_Language_V1_ClassifyTextRequest, Google_Cloud_Language_V1_ClassifyTextResponse> {
    return self.makeUnaryCall(path: "/google.cloud.language.v1.LanguageService/ClassifyText",
                              request: request,
                              callOptions: callOptions ?? self.defaultCallOptions)
  }

  /// Asynchronous unary call to AnnotateText.
  ///
  /// - Parameters:
  ///   - request: Request to send to AnnotateText.
  ///   - callOptions: Call options; `self.defaultCallOptions` is used if `nil`.
  /// - Returns: A `UnaryCall` with futures for the metadata, status and response.
  internal func annotateText(_ request: Google_Cloud_Language_V1_AnnotateTextRequest, callOptions: CallOptions? = nil) -> UnaryCall<Google_Cloud_Language_V1_AnnotateTextRequest, Google_Cloud_Language_V1_AnnotateTextResponse> {
    return self.makeUnaryCall(path: "/google.cloud.language.v1.LanguageService/AnnotateText",
                              request: request,
                              callOptions: callOptions ?? self.defaultCallOptions)
  }

}

/// To build a server, implement a class that conforms to this protocol.
internal protocol Google_Cloud_Language_V1_LanguageServiceProvider: CallHandlerProvider {
  func analyzeSentiment(request: Google_Cloud_Language_V1_AnalyzeSentimentRequest, context: StatusOnlyCallContext) -> EventLoopFuture<Google_Cloud_Language_V1_AnalyzeSentimentResponse>
  func analyzeEntities(request: Google_Cloud_Language_V1_AnalyzeEntitiesRequest, context: StatusOnlyCallContext) -> EventLoopFuture<Google_Cloud_Language_V1_AnalyzeEntitiesResponse>
  func analyzeEntitySentiment(request: Google_Cloud_Language_V1_AnalyzeEntitySentimentRequest, context: StatusOnlyCallContext) -> EventLoopFuture<Google_Cloud_Language_V1_AnalyzeEntitySentimentResponse>
  func analyzeSyntax(request: Google_Cloud_Language_V1_AnalyzeSyntaxRequest, context: StatusOnlyCallContext) -> EventLoopFuture<Google_Cloud_Language_V1_AnalyzeSyntaxResponse>
  func classifyText(request: Google_Cloud_Language_V1_ClassifyTextRequest, context: StatusOnlyCallContext) -> EventLoopFuture<Google_Cloud_Language_V1_ClassifyTextResponse>
  func annotateText(request: Google_Cloud_Language_V1_AnnotateTextRequest, context: StatusOnlyCallContext) -> EventLoopFuture<Google_Cloud_Language_V1_AnnotateTextResponse>
}

extension Google_Cloud_Language_V1_LanguageServiceProvider {
  internal var serviceName: String { return "google.cloud.language.v1.LanguageService" }

  /// Determines, calls and returns the appropriate request handler, depending on the request's method.
  /// Returns nil for methods not handled by this service.
  internal func handleMethod(_ methodName: String, callHandlerContext: CallHandlerContext) -> GRPCCallHandler? {
    switch methodName {
    case "AnalyzeSentiment":
      return UnaryCallHandler(callHandlerContext: callHandlerContext) { context in
        return { request in
          self.analyzeSentiment(request: request, context: context)
        }
      }

    case "AnalyzeEntities":
      return UnaryCallHandler(callHandlerContext: callHandlerContext) { context in
        return { request in
          self.analyzeEntities(request: request, context: context)
        }
      }

    case "AnalyzeEntitySentiment":
      return UnaryCallHandler(callHandlerContext: callHandlerContext) { context in
        return { request in
          self.analyzeEntitySentiment(request: request, context: context)
        }
      }

    case "AnalyzeSyntax":
      return UnaryCallHandler(callHandlerContext: callHandlerContext) { context in
        return { request in
          self.analyzeSyntax(request: request, context: context)
        }
      }

    case "ClassifyText":
      return UnaryCallHandler(callHandlerContext: callHandlerContext) { context in
        return { request in
          self.classifyText(request: request, context: context)
        }
      }

    case "AnnotateText":
      return UnaryCallHandler(callHandlerContext: callHandlerContext) { context in
        return { request in
          self.annotateText(request: request, context: context)
        }
      }

    default: return nil
    }
  }
}